Why we need to a binary tree which is height balanced?

Related Questions

• Consider the following data. The pre order traversal of a binary tree is A, B, E, C, D. The in order traversal of the same binary tree is B, E, A, D, C. The level order sequence for the binary tree is
• When converting binary tree into extended binary tree, all the original nodes in binary tree are___________.
• The binary tree sort implemented using a self – balancing binary search tree takes time is worst case.
• A binary tree of depth "d" is an almost complete binary tree if __________.
• A binary search tree contains values 7, 8, 13, 26, 35, 40, 70, 75. Which one of the following is a valid post-order sequence of the tree provided the pre-order sequence as 35, 13, 7, 8, 26, 70, 40 and 75?
• Which of the following pair’s traversals on a binary tree can build the tree uniquely?
• The pre-order and in-order are traversals of a binary tree are T M L N P O Q and L M N T O P Q. Which of following is post-order traversal of the tree?
• An AVL tree is a self – balancing binary search tree, in which the heights of the two child sub trees of any node differ by
• In a directed tree if the ordering of the nodes at each level is prescribed then such a tree is called_______ tree.
• What is the average case time complexity for finding the height of the binary tree?